This is the bag you need it to be. Carry it as a backpack or as a duffle—whatever the situation demands. And, since it's one of our bags, you know it's also tough and water-repellent so it can go anywhere. Works as both a backpack & duffle with removable duffle strap UA Storm technology delivers an element-battling, highly water-repellent finish Padded airmesh back panel & PU-coated body fabric for ultimate durability & breathability Large vented main compartment with internal organization for carrying a laptop, tablet, valuables & more Soft-lined laptop sleeve—holds up to 15" MacBook Pro® or similarly sized laptop Dual-direction extra deep water bottle pockets & 2 exterior valuables pockets Gusseted laundry/shoe pocket placed at bottom Welded hypalon modern molle webbing for additional attachment points Style #: 1361226 Dimensions When Full: 12.4"W x 10.5"H x 23"L Volume: 50 L 100% Polyester Imported